<?php

namespace app\model;

use think\facade\Db;
use think\Model;

class BaseCourseCategoryModel extends Model {

    protected $table ="base_course_category";

    protected $pk = 'base_course_category_id';

    private $cacheKey="base:course:category:id:";

    private $cacheTime=5184000;


    /*
     * 获取total
     * */
    public function getTotal($where=[]){
        return Db::name($this->table)->where($where)->count();
    }


    /*
     * 获取list
     * */
    public function getList($where=[],$page = null,$limit = null,$orderField = null,$orderType = "ASC"){

        $obj =  Db::name($this->table)->field($this->pk)->where($where);

        if(!empty($page) && !empty($limit)){
            $obj = $obj->page($page, $limit);
        }

        if(!empty($orderField) && !empty($orderType)){
            $obj = $obj->order($orderField, $orderType);
        }

        $list = $obj->select();

        if($list){
            $return = [];
            foreach($list as $item){
                $return[] = $this->getInfo($item[$this->pk]);
            }
            return $return;
        }
        return [];
    }



    /*
   * 获取订单状态详情
   * */
    public function getInfo($id){
        $cacheKey = $this->cacheKey.$id;
        $redisModel = new RedisModel();
        $info = $redisModel->get($cacheKey);
        if($info){
            return json_decode($info,true);
        }

        $info = Db::name($this->table)->find($id);

        if($info){
            $redisModel->set($cacheKey,json_encode($info,256),$this->cacheTime);
            return $info;
        }
        return $info;
    }


}